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Which of the two species, $NO_{3}^{-}$ or $H_{3}O^{+}$, has the correctly described properties listed below?
The most preferred structure among the following with the lowest energy for $SO_{3}$ is:
The correct order of C-O bond length among CO, $CO_3^{2-}$, and $CO_2$ is:
Among the following, the compound that is electron deficient is:
The correct order of dissociation energy of $N_{2}$ and $N_{2}^{+}$ is:
Among the options given below, identify the isoelectronic species:
Which of the following is the most basic oxide?
$H_{2}O$ is dipolar, whereas $BeF_{2}$ is not. It is because:
A species that does not exhibit paramagnetism is:
The dipole moment of compound AB is 10.92 D and that of compound CD is 12.45 D. If the bond length of AB is 2.72 $\text{\AA}$ and that of CD is 2.56 $\text{\AA}$, then for these compounds the correct statement is:
Which of the following is a paramagnetic compound?
Which statement about peptide bonds is NOT true?
Match the compounds given in Column I with the hybridization and shape given in Column II and mark the correct option. **Column I** (A) XeF₆ (B) XeO₃ (C) XeOF₄ (D) XeF₄ **Column II** (1) Distorted octahedral (2) Square planar (3) Pyramidal (4) Square pyramidal
A molecule that cannot exist is:
Match the following oxides with their nature: **Column I** (a) CO (b) BaO (c) Al₂O₃ (d) Cl₂O₇ **Column II** (i) Basic (ii) Neutral (iii) Acidic (iv) Amphoteric
Which of the following factors is responsible for the formation of concentrated urine?
The hybridisations of atomic orbitals of nitrogen in $\text{NO}_2^+$, $\text{NO}_3^-$ and $\text{NH}_4^+$ are:
Thiobacillus is a group of bacteria helpful in carrying out
Which molecule among the following is non-polar?
The output ($Y$) of the given logic gate is similar to the output of an/a: